72 pieces embroideder iron on patches you will get, including alphabet A to Z and number 0 to 9, totally 72 pieces, sufficient quantity for you to use or replacement in your daily life or kinds of crafts events Each letter or number measures about 1.7 inch/4.5 cm in height and 1.3 inch/3.4 cm in width to makes it attractive, please allow little differences in size because of manual measurement. High quality embroidered with hot melt adhesive on the back, easily iron on or sew on. Perfect for DIY clothing repair accessory decoration, applies to dresses, skirts, bags, jeans, hats, shoes, shirts, socks, etc. How to use: Set iron to "COTTON", 100-150 degrees, for 15 - 20 Seconds